Onxeo to Present at the 15th Annual BIO Investor Forum in San Francisco

PARIS & COPENHAGEN, Denmark--(BUSINESS WIRE)-- Regulatory News:

Onxeo S.A. (Paris:ONXEO) (NASDAQ OMX:ONXEO), a biopharmaceutical company
specializing in the development of innovative drugs for the treatment of orphan
diseases, in particular in oncology, today announced that Company management is
scheduled to present at the 15th Annual BIO Investor Forum, being held October
18-19, 2016 at the Westin St. Francis in San Francisco, CA.

During the presentation, Onxeo management will discuss recent clinical and
operational milestones and its outlook for the future, including its clinical
development plans for recently-acquired lead signal-interfering DNA product
candidate AsiDNA™, updates on the ongoing Phase III ReLive trial of Livatag®,
and new steps in product development and commercialization of Beleodaq®,
including international expansion.

Details of the presentation are as follows:

•Date: Wednesday, October 19, 2016
•Time: 8:00 a.m. PDT
•Location: Elizabethan B
Investors attending BIO Investor Forum who would like to meet with Onxeo
management should request a meeting through the BIO portal, or contact Lee Roth
of The Ruth Group at lroth@theruthgroup.com or 646-536-7012.

About Onxeo
Onxeo is a leading developer of orphan oncology drugs. The Company is focused on
developing innovative therapeutics for rare cancers, one of the fastest growing
markets in the healthcare industry with high, unmet medical needs. Onxeo’s
vision is to become a global leader and pioneer in oncology, with a focus on
orphan or rare cancers, by developing advanced, effective, and safe therapeutics
designed to improve the lives of patients. Onxeo’s comprehensive portfolio
features a broad orphan oncology pipeline, with four independent programs in
various stages of clinical development, including Onxeo’s first approved orphan
oncology drug, Beleodaq®. The Company is headquartered in Paris, France and has
approximately 50 employees. Onxeo is listed on Euronext in Paris, France
(Ticker: ONXEO, ISIN Code: FR0010095596) and Nasdaq Copenhagen, Denmark (Ticker:
ONXEO).

Onxeo’s orphan oncology products are:

•Livatag® (Doxorubicin Transdrug™): Currently being evaluated in a Phase III
trial (ReLive) in patients with hepatocellular carcinoma (primary liver cancer);
and in combination with other cancer agents in first-line HCC
•Beleodaq® (belinostat): FDA-approved in the US in 2014 under the agency’s
accelerated approval program as a second-line treatment for patients with
peripheral T-cell lymphoma (PTCL) and currently marketed by Onxeo’s partner in
the US, Spectrum Pharmaceuticals; belinostat in combination with other cancer
agents is currently in development in first-line treatment for patients with
PTCL (BelCHOP) and in other solid tumors
•AsiDNA: The first-in-class siDNA (signal-interfering DNA) which has
successfully undergone a proof-of-concept Phase I trial in metastatic melanoma
•Validive® (Clonidine Lauriad®): Positive final results from a Phase II trial in
head and neck cancer patients with severe oral mucositis
In addition, Onxeo has successfully developed and registered two non-cancer
products, which are currently being commercialized in the U.S. and Europe.

Learn more by visiting www.onxeo.com.

To receive our press releases and newsletters, please register on:
http://www.onxeo.com/en/newsletter/
Follow us on Twitter: @Onxeo_

Disclaimer
This communication expressly or implicitly contains certain forward-looking
statements concerning Onxeo and its business. Such statements involve certain
known and unknown risks, uncertainties and other factors, which could cause the
actual results, financial condition, performance or achievements of Onxeo to be
materially different from any future results, performance or achievements
expressed or implied by such forward-looking statements. Onxeo is providing this
communication as of this date and does not undertake to update any forward
-looking statements contained herein as a result of new information, future
events or otherwise. For a discussion of risks and uncertainties which could
cause actual results, financial condition, performance or achievements of Onxeo
to differ from those contained in the forward-looking statements, please refer
to the Risk Factors ("Facteurs de Risque") section of the 2015 Reference
Document filed with the AMF on April 29, 2016, which is available on the AMF
website (http://www.amf-france.org) or on the company’s website (www.onxeo.com).
Onxeo
Judith Greciet, CEO
Nicolas Fellmann, CFO
investors@onxeo.com
+33 1 45 58 76 00
or
Caroline Carmagnol / Florence Portejoie – Alize RP (France)
onxeo@alizerp.com
+33 6 64 18 99 59 / +33 6 47 38 90 04
or
Kirsten Thomas / Lee Roth – The Ruth Group (U.S.)
kthomas@theruthgroup.com / lroth@theruthgroup.com
+1 508 280 6592 / +1 646 536 7012